Grey's Anatomy Through the Seasons with Sandra Oh

Grey's Anatomy Loses Dr. Yang

Sandra Oh as Dr. Christina Yang in Grey's Anatomy - "Raindrops Keep Falling On My Head" - Meredith, shattered by revelations, is forced to work with Addison, Joe collapses at the bar, Cristina has some pretty shattering news of her own, and Alex starts working on Izzie.

Craig Sjodin/ABC

Grey's Anatomy Loses Dr. Yang

Sandra Oh as Dr. Christina Yang in Grey's Anatomy - "Raindrops Keep Falling On My Head" - Meredith, shattered by revelations, is forced to work with Addison, Joe collapses at the bar, Cristina has some pretty shattering news of her own, and Alex starts working on Izzie.

Craig Sjodin/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Make Me Lose Control" - Meredith's mother is admitted to the hospital, revealing that the once great surgeon now has Alzheimer's disease. Meanwhile, Christina faints during operation and needs immediate care. She loses her baby due to complications and becomes a patient. Burke finally finds out about her pregnancy when it's too late.

Craig Sjodin/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Let It Be" - Friends of Derek and Addison come from New York for a preventative surgery that causes discord among both couples. George helps a man who falls from a roof. Bailey delivers news to the Chief.

Scott Garfield/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Deterioration of the Fight or Flight Response" - Izzie and George attend to Denny as his heart condition worsens, Cristina suddenly finds herself in charge of an ER room, and Derek grapples with the realization that the life of a friend is in his hands.

Gale Adler/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "From a Whisper to a Scream" - A traumatic car accident fills the ER, Cristina has a crisis of conscience about her deceptive teamwork with Burke, and Izzie pushes the boundaries of her probation.

Karen Neal/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "The Other Side of This Life" - As Meredith continues to bond with her stepmother, Susan, Cristina reluctantly plans her wedding with the assistance of her mother, Helen, and Burke's mother, Mama Jane. Meanwhile, Derek must perform emergency surgery on Ava/Jane Doe, as Alex continues his unfailing bedside manner with her.

Karen Neal/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Didn't We Almost Have It All" - Cristina and Burke's wedding day arrives, along with the interns' first exam results, and a successor to the Chief is named, as Callie and George make a big decision about their relationship.

Scott Garfield/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Didn't We Almost Have It All" - Cristina and Burke's wedding day arrives, along with the interns' first exam results, and a successor to the Chief is named, as Callie and George make a big decision about their relationship.

Scott Garfield/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Dream a Little Dream of Me" - Meredith and Derek learn that "happily ever after" isn't easy, a military doctor who brings in a trauma patient catches Cristina's eye, and the Chief and his staff reel at the news that Seattle Grace is no longer nationally ranked as a top-tier teaching hospital.

Scott Garfield/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Dream a Little Dream of Me" - Meredith and Derek learn that "happily ever after" isn't easy, a military doctor who brings in a trauma patient catches Cristina's eye, and the Chief and his staff reel at the news that Seattle Grace is no longer nationally ranked as a top-tier teaching hospital.

Scott Garfield/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "There's No 'I' in Team" - Bailey heads up a team of surgeons performing a "domino procedure" in which each surgery hinges on the one preceding it; Derek gets sole credit for the brain tumor study he did with Meredith; Lexie goes to great lengths to have George notice her romantically, and Sloan counsels a desperate Callie on the ways of love.

Eric McCandless/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Perfect Little Accident" - When famous surgeon Dr. Harper Avery is rushed to Seattle Grace-Mercy West, the staff is surprised to discover that one of their own is related to this legend, and his unorthodox request for his surgery causes tensions between Derek and Richard. Meanwhile Callie and Arizona try to help Teddy and Sloan move on from their pasts and find greener pastures.

Eric McCandless/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Sanctuary" - Seattle Grace Hospital is hit with a crisis like no other in its history. Cristina and Meredith's surgical skills are put to the ultimate test.

Scott Garfield/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "With You I'm Born Again" - In the season premiere, the hospital staff is trying to deal with physical and emotional trauma in the wake of the deadly rampage of a vengeful gunman. Cristina buries herself in her wedding planning, As Dr. Perkins is brought in to help in the recovery and to assess each doctor's readiness to return to work.

Peter "Hopper" Stone/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Flight" - Faced with a life threatening situation, the doctors must fight to stay alive while trying to save the lives of their peers; Bailey and Ben make a decision regarding their relationship; and Teddy is presented with a tempting offer. Meanwhile, Richard plans a special dinner for the residents.

Craig Sjodin/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Remember the Time" - Each of the doctors involved in the crash experiences flashbacks that take them back to their time of rescue and explain how they got to where they are now.

Richard Cartwright/ABC

Grey's Anatomy Loses Dr. Yang

Grey's Anatomy - "Second Opinion" - As the doctors continue with their lawsuit, they're forced to confront the realities of their injuries. Meanwhile, Bailey tricks Arizona into helping her with a pediatric case, and Cristina tries to find normalcy in her new environment.